When Snowplow is used as destination, the event needs to point to the Snowplow schema. This can best be done with a pinned property. It would be nice to see in the AVO interface when there is something wrong with this property, or if it is not pinned or pinned to an inconsistant value (i.e. when you duplicate an event the schema property is still pinned to the source event)

Now we get feedback from the devs that there is something wrong with the schema; would be great if there is a check on this schema property when building a branch or merging it to main